Yokogawa releases high-speed data acquisition unit

Yokogawa Test & Measurement has announced the release of the SL2000 High-Speed Data Acquisition Unit, a ScopeCorder series product with a wide range of data logging functionalities for evaluation and test applications, including high-speed sampling and analysis. The SL2000 is a modular platform that combines the functions of a mixed signal oscilloscope and a data acquisition recorder, and is designed to capture fast signal transients and long-term trends. It is suitable for applications such as R&D, validation, and troubleshooting.

The SL2000 can be used separately or in combination with the DL950 ScopeCorder, depending on the application. With the ScopeCorder product family, Yokogawa provides a multifaceted, total solution for the high-precision mechatronics and electric power markets that is contributing to the advancement and development of new technologies and applications.

In the four years since the DL950 ScopeCorder was first brought to the market by Yokogawa, there have been many technical advances in the electric vehicle (EV), renewable energy, and other industrial fields. Today, there is an ever-greater requirement for the capability to simultaneously measure multiple parameters and for the systemisation of mechatronic measurements in product development. For example, in the development of motors for industrial and EV systems, one essential test for checking and improving a product is the durability test. This test takes a long time to complete and requires a highly reliable measuring instrument and high sampling rates.

The SL2000 performs long-duration multi-channel measurements while precisely analysing even the most detailed aspects of waveforms. With its dual capture function, the SL2000 can perform measurements over long periods of time at speeds of up to 200 MS/s. And in situations where post-processing is required on a PC following measurement, the main unit can continue to perform measurements and has a function that allows calculations to be performed in real time. This shrinks takt time – the calculated pace at which completed units must come off the production line.

By using the integrated measurement software IS8000, it is easier to perform the long-term measurements required for durability testing, helping to improve the efficiency of product design and evaluation work. In addition, isolation measurement technology ensures the noise resistance required for durability testing in harsh environments.

The SL2000 has eight available slots (with up to 32 channels), for which over 20 types of input modules are available to enable measurements of electrical signals, mechanical performance parameters indicated by sensors, and decoded vehicle serial bus signals. To increase the number of measurement channels, up to five SL2000 and DL950 units can be synchronised.

Major Target Markets
• Transportation (automotive, rail, aviation, etc.)
• Power and energy (renewable energy, smart cities/homes, data centres, etc.)
• Mechatronics, including industrial robots and motors

https://tmi.yokogawa.com

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Taoglas introduces “AntJack”—an Industry-first Wi-Fi Antenna for an RJ45 Jack

Taoglas has unveiled AntJack, a high-efficiency Wi-Fi antenna that is mounted on a standard RJ45 ethernet connector. The new FXM100* Wi-Fi antenna can be mounted on Taoglas’ TMJG4926HENL or any standard 1×1 RJ45 connector to create a 2-in-1 solution, providing designers space-saving options and layout flexibility to improve wireless coverage across 2.4 GHz, 5.8 GHz, and 7.1 GHz bands.

By mounting the antenna on the jack, the antenna is removed from the PCB freeing up valuable real estate and uses the jack as the antenna ground plane to deliver better wireless performance. The FXM100 omnidirectional dipole antenna supports Bluetooth, Wi-Fi 6 / 6E, and Wi-Fi 7 and can be used in industrial robotics, and test and measurement systems.

AntJack is also ideal for complex MIMO designs where antenna location and positioning are critical, especially when space is a premium in 4×4 or 8×8 MIMO configurations. In addition to layout constraints, designers are often forced to work around proximity to metal which causes interference and signal distortion.

Antenna Features and Benefits
· Wideband coverage – excellent antenna efficiency across 2.4 GHz, 5.8 GHz and 7.1 GHz bands.
· Small form factor – 26.6 x 15.6 x 13.1 mm antenna with customisable cable and connector.
· Easy “peel and stick” mounting – manufactured from flexible PCB material with adhesive conductive foam.

The FXM100 is now available for purchase from Taoglas and its distributors. Though sold as a standalone Wi-Fi antenna, the FXM100 can be purchased alongside Taoglas magnetic connectors and high-end ethernet cables for optimised bill of materials (BOM) costs. Additionally, the antenna can be adapted for any size of RJ45 connector (1×2, 2×2, MxN).

https://www.taoglas.com

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Rohde & Schwarz 170 GHz power sensors ease use and traceability in the D-band

The new R&S NRP170TWG(N) sensors from Rohde & Schwarz are used in general R&D for 6G mobile communications, novel sub-THz communications, sensing and future automotive radar applications. Accuracy is vital to such complex wideband measurements and the sensors are fully calibrated for long-term stability and can compensate for environmental temperature influences within the specified operating range from 0°C to + 50°C. R&S NRP170TWG(N) sensors have a dynamic range of –35 dBm to +20 dBm and up to 500 measurements per second, making them extremely fast with outstanding performance and the only NMI-traceable RF power sensors for the D-band.
Ease of use
All Rohde & Schwarz power sensors are easy to use and stable with excellent connectivity, letting researchers, developers and production engineers focus on more challenging tasks. R&S NRP170TWG(N) sensors provide stable power readouts even at levels below -20 dBm, have no drift and are resilient to external temperature changes and out-of-band signals (such as far infrared (FIR). Fast measurement speeds and easy digital access to data output are very important in mass production facilities. The R&S NRP170TWG(N) can be connected via USB or LAN and operated with standard SCPI protocols. The new sensors perfectly complement other D-band test solutions from Rohde & Schwarz.
NMI traceability

When developing the R&S NRP170TWG(N) sensors, Rohde & Schwarz collaborated with Germany’s national metrology institute: the Physikalisch-Technische-Bundesanstalt (PTB) and other NMIs as part of a European Union project to establish traceability up to 170 GHz. Previously, NMI traceability was only possible up to 110 GHz. NMI traceability is a prerequisite for commercial and industrial utilisation of a frequency band. Defined power levels need to be maintained throughout a frequency range. RF power is traced to a DC power reference and compared by different national metrology institutes.

Daniel Blaschke, head of development for RF & Microwave Power Meters at Rohde & Schwarz, says: “Through partnering with the PTB and other NMIs we helped extend traceability into the D-band, preparing commercialisation and mass adoption of products operating in this frequency range. Rohde & Schwarz is extremely proud to be the first to transform this technological accomplishment into a commercially viable, traceable RF power sensor up to 170 GHz.

Dr. Karsten Kuhlmann, head of the working group High-Frequency Basic Quantities at PTB, says: “Having accurate and calibrated power levels across the setup in the sub-THz region is no trivial task. Power levels at the DUT measurement plane need to be measured accurately, reliably and traceably to national standards. We are happy to advance the commercialization and mass production of future D-band products with our industry collaboration.”

The new R&S NRP170TWG(N) thermal power sensors are now available from Rohde & Schwarz.

For more information, visit: https://www.rohde-schwarz.com/_63493-197529.html

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WLAN tester supports Wi-Fi 7 comms evaluation

Devices based on the Wi-Fi 7 communications standard are already being developed, creating a growing demand for test instrumentation that can evaluate them.
To meet this need, Anritsu has introduced a Network Mode option for its MT8862A wireless connectivity test set. This mode emulates real world operation to evaluate RF characteristics. It uses the data link layer communication protocol implemented in both the chip and the tester to establish communication. In addition to evaluating RF characteristics using conducted tests, the network mode is useful for over the air (OTA) wireless performance testing, including antenna characteristics, of finished products.
Developed by the Institute of Electrical and Electronics Engineers, the IEEE802.11be (Wi-Fi 7) wireless communication standard is the successor to the IEEE802.11ax (Wi-Fi 6/6E) WLAN standard, supporting theoretical maximum speeds up to 9.61Gbps.
The new standard is designed to achieve a transmission speed of 30Gbps or more, which is much faster than Wi-Fi 6/6E. In addition to extending conventional technologies, including 4096 QAM, 320 MHz channel bandwidth, and Multi-RU, Wi-Fi 7 also adopts new technologies such as multi-link operation (MLO), enabling a device to simultaneously send and receive data across different frequency bands and channels.
The development of the Wi-Fi 7 standard is scheduled for completion in 2024 and is expected to be used for devices that support the latest applications and services, such as ultra-high-definition video streaming and AR/VR. Devices using chips based on the draft standard of Wi-Fi 7 have already appeared and there is rapidly increasing demand for test instruments to evaluate these devices.
The MT8862A allows the user to specify the data rate for the test, enabling RF evaluation to be conducted at all the data rates used by the major WLAN standards, including Wi-Fi 7.
It also provides a test environment for evaluating RF TRX characteristics (e.g., TX power, modulation accuracy, RX sensitivity) of WLAN devices, including Wi-Fi 7.

http://www.anritsu.com

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